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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
import com.sun.star.awt.Rectangle;
import com.sun.star.awt.MessageBoxType;
import com.sun.star.awt.XMessageBox;
import com.sun.star.awt.XMessageBoxFactory;
import com.sun.star.awt.XVclWindowPeer;
import com.sun.star.awt.XWindow;
import com.sun.star.awt.XWindowPeer;
import com.sun.star.beans.PropertyValue;
import com.sun.star.frame.XFrame;
import com.sun.star.frame.XModel;
import com.sun.star.util.XCloseable;
import com.sun.star.frame.XFramesSupplier;
import com.sun.star.lang.IllegalArgumentException;
import com.sun.star.lang.XComponent;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.uno.AnyConverter;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
public class MessageBox {
protected XComponentContext m_xContext = null;
protected com.sun.star.lang.XMultiComponentFactory m_xMCF;
/** Creates a new instance of MessageBox */
public MessageBox(XComponentContext _xContext, XMultiComponentFactory _xMCF){
m_xContext = _xContext;
m_xMCF = _xMCF;
}
public static void main(String args[]) {
XComponent xComp = null;
try {
XComponentContext xContext = com.sun.star.comp.helper.Bootstrap.bootstrap();
if(xContext != null )
System.out.println("Connected to a running office ...");
XMultiComponentFactory xMCF = xContext.getServiceManager();
MessageBox oMessageBox = new MessageBox(xContext, xMCF);
//load default text document to get an active frame
xComp = oMessageBox.createDefaultTextDocument();
XWindowPeer xWindowPeer = oMessageBox.getWindowPeerOfFrame(xComp);
if (xWindowPeer != null) {
XVclWindowPeer xVclWindowPeer = (XVclWindowPeer) UnoRuntime.queryInterface(XVclWindowPeer.class, xWindowPeer);
boolean bisHighContrast = oMessageBox.isHighContrastModeActivated(xVclWindowPeer);
oMessageBox.showErrorMessageBox(xWindowPeer, "My Sampletitle", "HighContrastMode is enabled: " + bisHighContrast);
} else{
System.out.println("Could not retrieve current frame");
}
} catch( Exception e ) {
System.err.println( e + e.getMessage());
e.printStackTrace();
} finally {
if (xComp != null) {
try {
XCloseable xClose = (XCloseable)UnoRuntime.queryInterface(XCloseable.class, xComp);
if (xClose != null) {
xClose.close(false);
} else {
xComp.dispose();
}
} catch (com.sun.star.util.CloseVetoException e) {
System.err.println( e + e.getMessage());
e.printStackTrace();
}
}
}
System.exit( 0 );
}
// helper method to get the window peer of a document or if no
// document is specified it tries to get the avtive frame
// which is potentially dangerous
public XWindowPeer getWindowPeerOfFrame(XComponent xComp) {
try {
XFrame xFrame = null;
if (xComp != null) {
XModel xModel = (XModel)UnoRuntime.queryInterface(XModel.class, xComp);
xFrame = xModel.getCurrentController().getFrame();
} else {
// Note: This method is potentially dangerous and should only be used for debugging
// purposes as it relies on the platform dependent window handler..
Object oDesktop = m_xMCF.createInstanceWithContext("com.sun.star.frame.Desktop", m_xContext);
XFramesSupplier xFramesSupplier = (XFramesSupplier) UnoRuntime.queryInterface(XFramesSupplier.class, oDesktop);
xFrame = xFramesSupplier.getActiveFrame();
}
if (xFrame != null){
XWindow xWindow = xFrame.getContainerWindow();
if (xWindow != null){
XWindowPeer xWindowPeer = (XWindowPeer) UnoRuntime.queryInterface(XWindowPeer.class, xWindow);
return xWindowPeer;
}
}
} catch (com.sun.star.uno.Exception ex) {
ex.printStackTrace();
}
return null;
}
XComponent createDefaultTextDocument() {
XComponent xComp = null;
try {
Object oDesktop = m_xMCF.createInstanceWithContext(
"com.sun.star.frame.Desktop", m_xContext);
// get the component laoder from the desktop to create a new
// text document
com.sun.star.frame.XComponentLoader xCLoader =(com.sun.star.frame.XComponentLoader)
UnoRuntime.queryInterface(com.sun.star.frame.XComponentLoader.class,oDesktop);
com.sun.star.beans.PropertyValue[] args = new com.sun.star.beans.PropertyValue [1];
args[0] = new com.sun.star.beans.PropertyValue();
args[0].Name = "Hidden";
args[0].Value = new Boolean(true);
String strDoc = "private:factory/swriter";
xComp = xCLoader.loadComponentFromURL(strDoc, "_blank", 0, args);
} catch(com.sun.star.uno.Exception ex) {
ex.printStackTrace();
}
return xComp;
}
/** shows an error messagebox
* @param _xParentWindowPeer the windowpeer of the parent window
* @param _sTitle the title of the messagebox
* @param _sMessage the message of the messagebox
*/
public void showErrorMessageBox(XWindowPeer _xParentWindowPeer, String _sTitle, String _sMessage) {
XComponent xComponent = null;
try {
Object oToolkit = m_xMCF.createInstanceWithContext("com.sun.star.awt.Toolkit", m_xContext);
XMessageBoxFactory xMessageBoxFactory = (XMessageBoxFactory) UnoRuntime.queryInterface(XMessageBoxFactory.class, oToolkit);
XMessageBox xMessageBox = xMessageBoxFactory.createMessageBox(_xParentWindowPeer, MessageBoxType.ERRORBOX, com.sun.star.awt.MessageBoxButtons.BUTTONS_OK, _sTitle, _sMessage);
xComponent = (XComponent) UnoRuntime.queryInterface(XComponent.class, xMessageBox);
if (xMessageBox != null){
short nResult = xMessageBox.execute();
}
} catch (com.sun.star.uno.Exception ex) {
ex.printStackTrace(System.out);
} finally{
//make sure always to dispose the component and free the memory!
if (xComponent != null){
xComponent.dispose();
}
}
}
/** @param _xVclWindowPeer the windowpeer of a dialog control or the dialog itself
* @return true if HighContrastMode is activated or false if HighContrastMode is deactivated
*/
public boolean isHighContrastModeActivated(XVclWindowPeer _xVclWindowPeer) {
boolean bIsActivated = false;
try {
if (_xVclWindowPeer != null){
int nUIColor = AnyConverter.toInt(_xVclWindowPeer.getProperty("DisplayBackgroundColor"));
int nRed = getRedColorShare(nUIColor);
int nGreen = getGreenColorShare(nUIColor);
int nBlue = getBlueColorShare(nUIColor);
int nLuminance = (( nBlue*28 + nGreen*151 + nRed*77 ) / 256 );
boolean bisactivated = (nLuminance <= 25);
return bisactivated;
} else{
return false;
}
} catch (IllegalArgumentException e) {
e.printStackTrace(System.out);
}
return bIsActivated;
}
public static int getRedColorShare(int _nColor) {
int nRed = (int) _nColor/65536;
int nRedModulo = _nColor % 65536;
int nGreen = (int) (nRedModulo / 256);
int nGreenModulo = (nRedModulo % 256);
int nBlue = nGreenModulo;
return nRed;
}
public static int getGreenColorShare(int _nColor) {
int nRed = (int) _nColor/65536;
int nRedModulo = _nColor % 65536;
int nGreen = (int) (nRedModulo / 256);
return nGreen;
}
public static int getBlueColorShare(int _nColor) {
int nRed = (int) _nColor/65536;
int nRedModulo = _nColor % 65536;
int nGreen = (int) (nRedModulo / 256);
int nGreenModulo = (nRedModulo % 256);
int nBlue = nGreenModulo;
return nBlue;
}
}
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